If you are a driver and do not have a AUX port, Kaze is here!
If you are under-age to drive, here is some advice for the future!
So I got a little upset that my car does not AUX port but after digging into the 'junk box' that everyone shout have in their households(

) I remember I purchased a FM transmitter quite some time ago. So I slapped some batteries into it and it works a charm.
It will never be the same quality as the AUX cord but it does the job, playing your own songs!
Tutorial:
You can pick these up pretty much anywhere. It may be old news but some people probably don't even know about it!
To get the 'perfect' music, you would have to adjust the sound on your stereo as well as on the phone/laptop etc
I have this exact one and it does its job.
http://www.amazon.co.uk/JSG-Accessories%C2%AE-Transmitter-Players-SAMSUNG-White/dp/B00387NFWC/ref=sr_1_8?ie=UTF8&qid=1428267847&sr=8-8&keywords=fm+transmitterAnd before people start throwing accusations in here.. I share the vehicle with my parents as I am currently unemployed.